Gmdss_e3 : Element 3 - 571/605
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| What frequency band is used by the Iridium system for telephone and messaging? |
| A) 965 - 985 MHz. |
| B) 1616 -1626 MHz. |
| C) 1855 -1895 MHz. |
| D) 2415 - 2435 MHz. |
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